passage of the frontal system bringing us current wave of dreary weather. high pressure building in behind it. that will be the dominant weather. start agent 7:00 tonight, notice up until midnight, we'll have a few showers breaking out here and there. by 5:00 in the morning beginning rush hour, showers swril ended. some partial clearing by then but we'll have areas of fog and reduced visibility. overnight tonight in addition to fog and partial clearing that will come later low temperatures dropping into upper 40s in parts of the north bay. low 50s most of the remainder of the bay area. then, tomorrow, glorious tomorrow, sunny skies in the south bay, high temperatures low 60s. on the pin anyone slarks low 60s. 61 san mateo. menlo park upper 50s to low 60s on the coast. downtown san francisco, 60s tomorrow, 59 in the sunset district. north bay highs mainly low 60s.